Best Supplements for Improved Gut Microbiome Composition
Ranked by research evidence. Compare 26 supplements across 35 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.
Top picks by evidence
- Low evidence4 studies
Across 3 studies, all reported beneficial effects of Bifidobacterium plantarum on gut microbiome composition, with moderate to large effect sizes. The highest-quality evidence (a randomized controlled trial in 120 GERD patients) showed moderate beneficial effects, including enrichment of beneficial bacteria and reductions in potentially harmful taxa. No studies reported statistically significant findings, and doses were not reported.
26 supplements
- LowBifidobacterium plantarumAcross 3 studies, all reported beneficial effects of Bifidobacterium plantarum on gut microbiome composition, with moderate to large effect sizes. The highest-quality evidence (a randomized controlled trial in 120 GERD patients) showed moderate beneficial effects, including enrichment of beneficial bacteria and reductions in potentially harmful taxa. No studies reported statistically significant findings, and doses were not reported.4 beneficial4 studies